| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 660 x 680 x 1020 mm | |
|---|---|---|
| Seat height | 480 mm | |
| Seat width | 550 mm | |
| Seat depth | 500 mm | |
| Backrest height | 540 mm | |
| Armrest height above seat | 220 mm | |
| Seat cushion thickness | 80 mm | |
| Backrest padding thickness | 60 mm | |
| Leg cross-section | 50 x 50 mm | |
| Floor clearance under seat | 180 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Net weight per unit | 14 kg | |
|---|---|---|
| Recommended static load capacity | 150 kg | |
| Seat foam density | 35 kg/m³ | |
| Back foam density | 28 kg/m³ | |
| Foam rebound rate | 45 % | |
| Upholstery abrasion resistance | 30000 double rubs | |
| Seam stitch pitch | 8 stitches per inch | |
| Limited commercial warranty | 6 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Structural frame | Kiln-dried solid hardwood with polished cherry-toned lacquer finish | |
|---|---|---|
| Inner upholstery substrate | 12 mm thick plywood panel for seat and back shells | |
| Seat cushion fill | 35 kg/m³ high-density polyurethane foam with fiber wrap | |
| Backrest fill | 28 kg/m³ molded polyurethane foam for upright support | |
| Armrest padding | 20 mm thick 28 kg/m³ foam wrapped in matching black upholstery | |
| Side panel upholstery | Black commercial-grade faux leather over padded wood substrate | |
| Upholstery surface | 1.0 mm thick wipe-clean black polyurethane faux leather | |
| Leg feet | Non-marking nylon floor glides affixed to leg bottoms | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Gas-lift Engineering Specification | Recommended Class 4; outer tube 50 mm; stroke 100 mm | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel |
Adjustment / rotation / tilt / mobility / storage features
| Seat positioning | Fixed non-adjustable upright seating position with 3° seat tilt | |
|---|---|---|
| Movement capability | Non-swivel, non-rolling static seating with no tilt mechanism | |
| Arm support | Fixed integrated padded armrests set at 700 mm total height from floor | |
| Back support | Three vertical channel-stitched back sections for lumbar alignment | |
| Floor protection | Nylon glides prevent floor scuffing on hard or carpeted surfaces | |
| Cleaning functionality | Smooth non-porous faux leather surface supports wipe-down disinfection | |
| Assembly requirement | Knockdown assembly requiring leg attachment to upholstered seat frame | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| Height Adjustment Stroke | 100 mm continuous travel | |
| Rotation / Mobility Configuration | 360° swivel with 5-caster multidirectional movement |
Verified carton / gross weight / assembly / loading data
| Reference Package Count | 1 set / 2 cartons | |
|---|---|---|
| Reference Assembly Time | 40 minutes per set | |
| Reference Carton Dimensions | 850× 420× 720 mm | |
| Reference Packaged Gross Weight | 23 kg/set | |
| Reference Carton Volume | 0.26 m³/set | |
| Indicative 20GP Loading | 135 sets at 85% space utilization | |
| Indicative 40HQ Loading | 320 sets at 85% space utilization |
Recommended spaces / users / usage modes
| Conference room use | Fixed formal seating for boardroom and meeting room visitor placement | |
|---|---|---|
| Office reception use | Guest seating in lobby, waiting area, or executive office reception zones | |
| Government/institutional use | Formal seating for hearing rooms, public service lobbies, and official meeting spaces | |
| Training room use | Fixed attendee seating for formal training and seminar spaces | |
| Recommended arrangement | Place around conference tables, along reception walls, or in guest seating clusters | |
| Surface compatibility | Suitable for placement on hard wood, tile, and low-pile carpeted floors | |
| Recommended Matching Desk Size | 2.4 m executive desk | |
| Reference Daily Use Duration | 8 hours/day; confirm by ergonomic testing |
EU Market Access Requirements* EN Standards
| EN 1335-2:2009 | Office furniture office chairs safety requirements, applicable for structural strength and stability verification | |
|---|---|---|
| EN 1021-1:2014 | Furniture assessment of ignitability of upholstered furniture, applicable for cigarette ignition resistance testing | |
| EN 12520:2015 | Furniture strength durability and safety requirements for domestic and contract seating, applicable for performance verification |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | General-purpose office chairs standard, applicable for static load and durability verification of guest seating | |
|---|---|---|
| ANSI/BIFMA X5.4-2020 | Lounge and public seating standard, applicable for reception/visitor chair structural performance verification |
Standards applicable to China-market projects
| GB/T 3324-2017 | Wood furniture general technical requirements, applicable for solid wood frame finish and structural performance verification | |
|---|---|---|
| GB 18584-2001 | Indoor decorating and refurbishing materials limit of harmful substances for wood furniture, applicable for formaldehyde emission testing |
This product must meet the following technical requirements: 1. GB/T 3324-2017: Wood furniture general technical requirements, applicable for solid wood frame finish and structural performance verification; 2. GB 18584-2001: Indoor decorating and refurbishing materials limit of harmful substances for wood furniture, applicable for formaldehyde emission testing; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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